van Vliet, T Effect of fortified spread on homocysteine concentration in apparently healthy volunteers. [electronic resource] - European journal of clinical nutrition Jun 2007 - 769-78 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0954-3007 Standard No.: 10.1038/sj.ejcn.1602570 doi Subjects--Topical Terms: AdolescentAdultAgedDose-Response Relationship, DrugDouble-Blind MethodFemaleFolic Acid--administration & dosageFood, FortifiedHomocysteine--bloodHumansHyperhomocysteinemia--diet therapyMaleMiddle AgedSex FactorsVitamin B 12--administration & dosageVitamin B 6--administration & dosageVitamin B Complex--administration & dosage